205748912

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{1303}}^1$

素因数の和:1521

約数の個数: 40

約数和(自身を含む): 407473920

約数和(自身を除く): 201725008

約数列:

[1, 2, 4, 8, 16, 71, 139, 142, 278, 284, 556, 568, 1112, 1136, 1303, 2224, 2606, 5212, 9869, 10424, 19738, 20848, 39476, 78952, 92513, 157904, 181117, 185026, 362234, 370052, 724468, 740104, 1448936, 1480208, 2897872, 12859307, 25718614, 51437228, 102874456, 205748912]

約数ペア:

[(1, 205748912), (2, 102874456), (4, 51437228), (8, 25718614), (16, 12859307), (71, 2897872), (139, 1480208), (142, 1448936), (278, 740104), (284, 724468), (556, 370052), (568, 362234), (1112, 185026), (1136, 181117), (1303, 157904), (2224, 92513), (2606, 78952), (5212, 39476), (9869, 20848), (10424, 19738)]